867 lines
No EOL
36 KiB
JavaScript
867 lines
No EOL
36 KiB
JavaScript
"use strict";
|
|
Object.defineProperty(exports, "__esModule", { value: true });
|
|
exports.serializeInto = void 0;
|
|
var binary_1 = require("../binary");
|
|
var constants = require("../constants");
|
|
var ensure_buffer_1 = require("../ensure_buffer");
|
|
var error_1 = require("../error");
|
|
var extended_json_1 = require("../extended_json");
|
|
var long_1 = require("../long");
|
|
var map_1 = require("../map");
|
|
var utils_1 = require("./utils");
|
|
var regexp = /\x00/; // eslint-disable-line no-control-regex
|
|
var ignoreKeys = new Set(['$db', '$ref', '$id', '$clusterTime']);
|
|
/*
|
|
* isArray indicates if we are writing to a BSON array (type 0x04)
|
|
* which forces the "key" which really an array index as a string to be written as ascii
|
|
* This will catch any errors in index as a string generation
|
|
*/
|
|
function serializeString(buffer, key, value, index, isArray) {
|
|
// Encode String type
|
|
buffer[index++] = constants.BSON_DATA_STRING;
|
|
// Number of written bytes
|
|
var numberOfWrittenBytes = !isArray
|
|
? buffer.write(key, index, undefined, 'utf8')
|
|
: buffer.write(key, index, undefined, 'ascii');
|
|
// Encode the name
|
|
index = index + numberOfWrittenBytes + 1;
|
|
buffer[index - 1] = 0;
|
|
// Write the string
|
|
var size = buffer.write(value, index + 4, undefined, 'utf8');
|
|
// Write the size of the string to buffer
|
|
buffer[index + 3] = ((size + 1) >> 24) & 0xff;
|
|
buffer[index + 2] = ((size + 1) >> 16) & 0xff;
|
|
buffer[index + 1] = ((size + 1) >> 8) & 0xff;
|
|
buffer[index] = (size + 1) & 0xff;
|
|
// Update index
|
|
index = index + 4 + size;
|
|
// Write zero
|
|
buffer[index++] = 0;
|
|
return index;
|
|
}
|
|
var SPACE_FOR_FLOAT64 = new Uint8Array(8);
|
|
var DV_FOR_FLOAT64 = new DataView(SPACE_FOR_FLOAT64.buffer, SPACE_FOR_FLOAT64.byteOffset, SPACE_FOR_FLOAT64.byteLength);
|
|
function serializeNumber(buffer, key, value, index, isArray) {
|
|
// We have an integer value
|
|
// TODO(NODE-2529): Add support for big int
|
|
if (Number.isInteger(value) &&
|
|
value >= constants.BSON_INT32_MIN &&
|
|
value <= constants.BSON_INT32_MAX) {
|
|
// If the value fits in 32 bits encode as int32
|
|
// Set int type 32 bits or less
|
|
buffer[index++] = constants.BSON_DATA_INT;
|
|
// Number of written bytes
|
|
var numberOfWrittenBytes = !isArray
|
|
? buffer.write(key, index, undefined, 'utf8')
|
|
: buffer.write(key, index, undefined, 'ascii');
|
|
// Encode the name
|
|
index = index + numberOfWrittenBytes;
|
|
buffer[index++] = 0;
|
|
// Write the int value
|
|
buffer[index++] = value & 0xff;
|
|
buffer[index++] = (value >> 8) & 0xff;
|
|
buffer[index++] = (value >> 16) & 0xff;
|
|
buffer[index++] = (value >> 24) & 0xff;
|
|
}
|
|
else {
|
|
// Encode as double
|
|
buffer[index++] = constants.BSON_DATA_NUMBER;
|
|
// Number of written bytes
|
|
var numberOfWrittenBytes = !isArray
|
|
? buffer.write(key, index, undefined, 'utf8')
|
|
: buffer.write(key, index, undefined, 'ascii');
|
|
// Encode the name
|
|
index = index + numberOfWrittenBytes;
|
|
buffer[index++] = 0;
|
|
// Write float
|
|
DV_FOR_FLOAT64.setFloat64(0, value, true);
|
|
buffer.set(SPACE_FOR_FLOAT64, index);
|
|
// Adjust index
|
|
index = index + 8;
|
|
}
|
|
return index;
|
|
}
|
|
function serializeNull(buffer, key, _, index, isArray) {
|
|
// Set long type
|
|
buffer[index++] = constants.BSON_DATA_NULL;
|
|
// Number of written bytes
|
|
var numberOfWrittenBytes = !isArray
|
|
? buffer.write(key, index, undefined, 'utf8')
|
|
: buffer.write(key, index, undefined, 'ascii');
|
|
// Encode the name
|
|
index = index + numberOfWrittenBytes;
|
|
buffer[index++] = 0;
|
|
return index;
|
|
}
|
|
function serializeBoolean(buffer, key, value, index, isArray) {
|
|
// Write the type
|
|
buffer[index++] = constants.BSON_DATA_BOOLEAN;
|
|
// Number of written bytes
|
|
var numberOfWrittenBytes = !isArray
|
|
? buffer.write(key, index, undefined, 'utf8')
|
|
: buffer.write(key, index, undefined, 'ascii');
|
|
// Encode the name
|
|
index = index + numberOfWrittenBytes;
|
|
buffer[index++] = 0;
|
|
// Encode the boolean value
|
|
buffer[index++] = value ? 1 : 0;
|
|
return index;
|
|
}
|
|
function serializeDate(buffer, key, value, index, isArray) {
|
|
// Write the type
|
|
buffer[index++] = constants.BSON_DATA_DATE;
|
|
// Number of written bytes
|
|
var numberOfWrittenBytes = !isArray
|
|
? buffer.write(key, index, undefined, 'utf8')
|
|
: buffer.write(key, index, undefined, 'ascii');
|
|
// Encode the name
|
|
index = index + numberOfWrittenBytes;
|
|
buffer[index++] = 0;
|
|
// Write the date
|
|
var dateInMilis = long_1.Long.fromNumber(value.getTime());
|
|
var lowBits = dateInMilis.getLowBits();
|
|
var highBits = dateInMilis.getHighBits();
|
|
// Encode low bits
|
|
buffer[index++] = lowBits & 0xff;
|
|
buffer[index++] = (lowBits >> 8) & 0xff;
|
|
buffer[index++] = (lowBits >> 16) & 0xff;
|
|
buffer[index++] = (lowBits >> 24) & 0xff;
|
|
// Encode high bits
|
|
buffer[index++] = highBits & 0xff;
|
|
buffer[index++] = (highBits >> 8) & 0xff;
|
|
buffer[index++] = (highBits >> 16) & 0xff;
|
|
buffer[index++] = (highBits >> 24) & 0xff;
|
|
return index;
|
|
}
|
|
function serializeRegExp(buffer, key, value, index, isArray) {
|
|
// Write the type
|
|
buffer[index++] = constants.BSON_DATA_REGEXP;
|
|
// Number of written bytes
|
|
var numberOfWrittenBytes = !isArray
|
|
? buffer.write(key, index, undefined, 'utf8')
|
|
: buffer.write(key, index, undefined, 'ascii');
|
|
// Encode the name
|
|
index = index + numberOfWrittenBytes;
|
|
buffer[index++] = 0;
|
|
if (value.source && value.source.match(regexp) != null) {
|
|
throw Error('value ' + value.source + ' must not contain null bytes');
|
|
}
|
|
// Adjust the index
|
|
index = index + buffer.write(value.source, index, undefined, 'utf8');
|
|
// Write zero
|
|
buffer[index++] = 0x00;
|
|
// Write the parameters
|
|
if (value.ignoreCase)
|
|
buffer[index++] = 0x69; // i
|
|
if (value.global)
|
|
buffer[index++] = 0x73; // s
|
|
if (value.multiline)
|
|
buffer[index++] = 0x6d; // m
|
|
// Add ending zero
|
|
buffer[index++] = 0x00;
|
|
return index;
|
|
}
|
|
function serializeBSONRegExp(buffer, key, value, index, isArray) {
|
|
// Write the type
|
|
buffer[index++] = constants.BSON_DATA_REGEXP;
|
|
// Number of written bytes
|
|
var numberOfWrittenBytes = !isArray
|
|
? buffer.write(key, index, undefined, 'utf8')
|
|
: buffer.write(key, index, undefined, 'ascii');
|
|
// Encode the name
|
|
index = index + numberOfWrittenBytes;
|
|
buffer[index++] = 0;
|
|
// Check the pattern for 0 bytes
|
|
if (value.pattern.match(regexp) != null) {
|
|
// The BSON spec doesn't allow keys with null bytes because keys are
|
|
// null-terminated.
|
|
throw Error('pattern ' + value.pattern + ' must not contain null bytes');
|
|
}
|
|
// Adjust the index
|
|
index = index + buffer.write(value.pattern, index, undefined, 'utf8');
|
|
// Write zero
|
|
buffer[index++] = 0x00;
|
|
// Write the options
|
|
index = index + buffer.write(value.options.split('').sort().join(''), index, undefined, 'utf8');
|
|
// Add ending zero
|
|
buffer[index++] = 0x00;
|
|
return index;
|
|
}
|
|
function serializeMinMax(buffer, key, value, index, isArray) {
|
|
// Write the type of either min or max key
|
|
if (value === null) {
|
|
buffer[index++] = constants.BSON_DATA_NULL;
|
|
}
|
|
else if (value._bsontype === 'MinKey') {
|
|
buffer[index++] = constants.BSON_DATA_MIN_KEY;
|
|
}
|
|
else {
|
|
buffer[index++] = constants.BSON_DATA_MAX_KEY;
|
|
}
|
|
// Number of written bytes
|
|
var numberOfWrittenBytes = !isArray
|
|
? buffer.write(key, index, undefined, 'utf8')
|
|
: buffer.write(key, index, undefined, 'ascii');
|
|
// Encode the name
|
|
index = index + numberOfWrittenBytes;
|
|
buffer[index++] = 0;
|
|
return index;
|
|
}
|
|
function serializeObjectId(buffer, key, value, index, isArray) {
|
|
// Write the type
|
|
buffer[index++] = constants.BSON_DATA_OID;
|
|
// Number of written bytes
|
|
var numberOfWrittenBytes = !isArray
|
|
? buffer.write(key, index, undefined, 'utf8')
|
|
: buffer.write(key, index, undefined, 'ascii');
|
|
// Encode the name
|
|
index = index + numberOfWrittenBytes;
|
|
buffer[index++] = 0;
|
|
// Write the objectId into the shared buffer
|
|
if (typeof value.id === 'string') {
|
|
buffer.write(value.id, index, undefined, 'binary');
|
|
}
|
|
else if ((0, utils_1.isUint8Array)(value.id)) {
|
|
// Use the standard JS methods here because buffer.copy() is buggy with the
|
|
// browser polyfill
|
|
buffer.set(value.id.subarray(0, 12), index);
|
|
}
|
|
else {
|
|
throw new error_1.BSONTypeError('object [' + JSON.stringify(value) + '] is not a valid ObjectId');
|
|
}
|
|
// Adjust index
|
|
return index + 12;
|
|
}
|
|
function serializeBuffer(buffer, key, value, index, isArray) {
|
|
// Write the type
|
|
buffer[index++] = constants.BSON_DATA_BINARY;
|
|
// Number of written bytes
|
|
var numberOfWrittenBytes = !isArray
|
|
? buffer.write(key, index, undefined, 'utf8')
|
|
: buffer.write(key, index, undefined, 'ascii');
|
|
// Encode the name
|
|
index = index + numberOfWrittenBytes;
|
|
buffer[index++] = 0;
|
|
// Get size of the buffer (current write point)
|
|
var size = value.length;
|
|
// Write the size of the string to buffer
|
|
buffer[index++] = size & 0xff;
|
|
buffer[index++] = (size >> 8) & 0xff;
|
|
buffer[index++] = (size >> 16) & 0xff;
|
|
buffer[index++] = (size >> 24) & 0xff;
|
|
// Write the default subtype
|
|
buffer[index++] = constants.BSON_BINARY_SUBTYPE_DEFAULT;
|
|
// Copy the content form the binary field to the buffer
|
|
buffer.set((0, ensure_buffer_1.ensureBuffer)(value), index);
|
|
// Adjust the index
|
|
index = index + size;
|
|
return index;
|
|
}
|
|
function serializeObject(buffer, key, value, index, checkKeys, depth, serializeFunctions, ignoreUndefined, isArray, path) {
|
|
if (checkKeys === void 0) { checkKeys = false; }
|
|
if (depth === void 0) { depth = 0; }
|
|
if (serializeFunctions === void 0) { serializeFunctions = false; }
|
|
if (ignoreUndefined === void 0) { ignoreUndefined = true; }
|
|
if (isArray === void 0) { isArray = false; }
|
|
if (path === void 0) { path = []; }
|
|
for (var i = 0; i < path.length; i++) {
|
|
if (path[i] === value)
|
|
throw new error_1.BSONError('cyclic dependency detected');
|
|
}
|
|
// Push value to stack
|
|
path.push(value);
|
|
// Write the type
|
|
buffer[index++] = Array.isArray(value) ? constants.BSON_DATA_ARRAY : constants.BSON_DATA_OBJECT;
|
|
// Number of written bytes
|
|
var numberOfWrittenBytes = !isArray
|
|
? buffer.write(key, index, undefined, 'utf8')
|
|
: buffer.write(key, index, undefined, 'ascii');
|
|
// Encode the name
|
|
index = index + numberOfWrittenBytes;
|
|
buffer[index++] = 0;
|
|
var endIndex = serializeInto(buffer, value, checkKeys, index, depth + 1, serializeFunctions, ignoreUndefined, path);
|
|
// Pop stack
|
|
path.pop();
|
|
return endIndex;
|
|
}
|
|
function serializeDecimal128(buffer, key, value, index, isArray) {
|
|
buffer[index++] = constants.BSON_DATA_DECIMAL128;
|
|
// Number of written bytes
|
|
var numberOfWrittenBytes = !isArray
|
|
? buffer.write(key, index, undefined, 'utf8')
|
|
: buffer.write(key, index, undefined, 'ascii');
|
|
// Encode the name
|
|
index = index + numberOfWrittenBytes;
|
|
buffer[index++] = 0;
|
|
// Write the data from the value
|
|
// Prefer the standard JS methods because their typechecking is not buggy,
|
|
// unlike the `buffer` polyfill's.
|
|
buffer.set(value.bytes.subarray(0, 16), index);
|
|
return index + 16;
|
|
}
|
|
function serializeLong(buffer, key, value, index, isArray) {
|
|
// Write the type
|
|
buffer[index++] =
|
|
value._bsontype === 'Long' ? constants.BSON_DATA_LONG : constants.BSON_DATA_TIMESTAMP;
|
|
// Number of written bytes
|
|
var numberOfWrittenBytes = !isArray
|
|
? buffer.write(key, index, undefined, 'utf8')
|
|
: buffer.write(key, index, undefined, 'ascii');
|
|
// Encode the name
|
|
index = index + numberOfWrittenBytes;
|
|
buffer[index++] = 0;
|
|
// Write the date
|
|
var lowBits = value.getLowBits();
|
|
var highBits = value.getHighBits();
|
|
// Encode low bits
|
|
buffer[index++] = lowBits & 0xff;
|
|
buffer[index++] = (lowBits >> 8) & 0xff;
|
|
buffer[index++] = (lowBits >> 16) & 0xff;
|
|
buffer[index++] = (lowBits >> 24) & 0xff;
|
|
// Encode high bits
|
|
buffer[index++] = highBits & 0xff;
|
|
buffer[index++] = (highBits >> 8) & 0xff;
|
|
buffer[index++] = (highBits >> 16) & 0xff;
|
|
buffer[index++] = (highBits >> 24) & 0xff;
|
|
return index;
|
|
}
|
|
function serializeInt32(buffer, key, value, index, isArray) {
|
|
value = value.valueOf();
|
|
// Set int type 32 bits or less
|
|
buffer[index++] = constants.BSON_DATA_INT;
|
|
// Number of written bytes
|
|
var numberOfWrittenBytes = !isArray
|
|
? buffer.write(key, index, undefined, 'utf8')
|
|
: buffer.write(key, index, undefined, 'ascii');
|
|
// Encode the name
|
|
index = index + numberOfWrittenBytes;
|
|
buffer[index++] = 0;
|
|
// Write the int value
|
|
buffer[index++] = value & 0xff;
|
|
buffer[index++] = (value >> 8) & 0xff;
|
|
buffer[index++] = (value >> 16) & 0xff;
|
|
buffer[index++] = (value >> 24) & 0xff;
|
|
return index;
|
|
}
|
|
function serializeDouble(buffer, key, value, index, isArray) {
|
|
// Encode as double
|
|
buffer[index++] = constants.BSON_DATA_NUMBER;
|
|
// Number of written bytes
|
|
var numberOfWrittenBytes = !isArray
|
|
? buffer.write(key, index, undefined, 'utf8')
|
|
: buffer.write(key, index, undefined, 'ascii');
|
|
// Encode the name
|
|
index = index + numberOfWrittenBytes;
|
|
buffer[index++] = 0;
|
|
// Write float
|
|
DV_FOR_FLOAT64.setFloat64(0, value.value, true);
|
|
buffer.set(SPACE_FOR_FLOAT64, index);
|
|
// Adjust index
|
|
index = index + 8;
|
|
return index;
|
|
}
|
|
function serializeFunction(buffer, key, value, index, _checkKeys, _depth, isArray) {
|
|
if (_checkKeys === void 0) { _checkKeys = false; }
|
|
if (_depth === void 0) { _depth = 0; }
|
|
buffer[index++] = constants.BSON_DATA_CODE;
|
|
// Number of written bytes
|
|
var numberOfWrittenBytes = !isArray
|
|
? buffer.write(key, index, undefined, 'utf8')
|
|
: buffer.write(key, index, undefined, 'ascii');
|
|
// Encode the name
|
|
index = index + numberOfWrittenBytes;
|
|
buffer[index++] = 0;
|
|
// Function string
|
|
var functionString = (0, utils_1.normalizedFunctionString)(value);
|
|
// Write the string
|
|
var size = buffer.write(functionString, index + 4, undefined, 'utf8') + 1;
|
|
// Write the size of the string to buffer
|
|
buffer[index] = size & 0xff;
|
|
buffer[index + 1] = (size >> 8) & 0xff;
|
|
buffer[index + 2] = (size >> 16) & 0xff;
|
|
buffer[index + 3] = (size >> 24) & 0xff;
|
|
// Update index
|
|
index = index + 4 + size - 1;
|
|
// Write zero
|
|
buffer[index++] = 0;
|
|
return index;
|
|
}
|
|
function serializeCode(buffer, key, value, index, checkKeys, depth, serializeFunctions, ignoreUndefined, isArray) {
|
|
if (checkKeys === void 0) { checkKeys = false; }
|
|
if (depth === void 0) { depth = 0; }
|
|
if (serializeFunctions === void 0) { serializeFunctions = false; }
|
|
if (ignoreUndefined === void 0) { ignoreUndefined = true; }
|
|
if (isArray === void 0) { isArray = false; }
|
|
if (value.scope && typeof value.scope === 'object') {
|
|
// Write the type
|
|
buffer[index++] = constants.BSON_DATA_CODE_W_SCOPE;
|
|
// Number of written bytes
|
|
var numberOfWrittenBytes = !isArray
|
|
? buffer.write(key, index, undefined, 'utf8')
|
|
: buffer.write(key, index, undefined, 'ascii');
|
|
// Encode the name
|
|
index = index + numberOfWrittenBytes;
|
|
buffer[index++] = 0;
|
|
// Starting index
|
|
var startIndex = index;
|
|
// Serialize the function
|
|
// Get the function string
|
|
var functionString = typeof value.code === 'string' ? value.code : value.code.toString();
|
|
// Index adjustment
|
|
index = index + 4;
|
|
// Write string into buffer
|
|
var codeSize = buffer.write(functionString, index + 4, undefined, 'utf8') + 1;
|
|
// Write the size of the string to buffer
|
|
buffer[index] = codeSize & 0xff;
|
|
buffer[index + 1] = (codeSize >> 8) & 0xff;
|
|
buffer[index + 2] = (codeSize >> 16) & 0xff;
|
|
buffer[index + 3] = (codeSize >> 24) & 0xff;
|
|
// Write end 0
|
|
buffer[index + 4 + codeSize - 1] = 0;
|
|
// Write the
|
|
index = index + codeSize + 4;
|
|
//
|
|
// Serialize the scope value
|
|
var endIndex = serializeInto(buffer, value.scope, checkKeys, index, depth + 1, serializeFunctions, ignoreUndefined);
|
|
index = endIndex - 1;
|
|
// Writ the total
|
|
var totalSize = endIndex - startIndex;
|
|
// Write the total size of the object
|
|
buffer[startIndex++] = totalSize & 0xff;
|
|
buffer[startIndex++] = (totalSize >> 8) & 0xff;
|
|
buffer[startIndex++] = (totalSize >> 16) & 0xff;
|
|
buffer[startIndex++] = (totalSize >> 24) & 0xff;
|
|
// Write trailing zero
|
|
buffer[index++] = 0;
|
|
}
|
|
else {
|
|
buffer[index++] = constants.BSON_DATA_CODE;
|
|
// Number of written bytes
|
|
var numberOfWrittenBytes = !isArray
|
|
? buffer.write(key, index, undefined, 'utf8')
|
|
: buffer.write(key, index, undefined, 'ascii');
|
|
// Encode the name
|
|
index = index + numberOfWrittenBytes;
|
|
buffer[index++] = 0;
|
|
// Function string
|
|
var functionString = value.code.toString();
|
|
// Write the string
|
|
var size = buffer.write(functionString, index + 4, undefined, 'utf8') + 1;
|
|
// Write the size of the string to buffer
|
|
buffer[index] = size & 0xff;
|
|
buffer[index + 1] = (size >> 8) & 0xff;
|
|
buffer[index + 2] = (size >> 16) & 0xff;
|
|
buffer[index + 3] = (size >> 24) & 0xff;
|
|
// Update index
|
|
index = index + 4 + size - 1;
|
|
// Write zero
|
|
buffer[index++] = 0;
|
|
}
|
|
return index;
|
|
}
|
|
function serializeBinary(buffer, key, value, index, isArray) {
|
|
// Write the type
|
|
buffer[index++] = constants.BSON_DATA_BINARY;
|
|
// Number of written bytes
|
|
var numberOfWrittenBytes = !isArray
|
|
? buffer.write(key, index, undefined, 'utf8')
|
|
: buffer.write(key, index, undefined, 'ascii');
|
|
// Encode the name
|
|
index = index + numberOfWrittenBytes;
|
|
buffer[index++] = 0;
|
|
// Extract the buffer
|
|
var data = value.value(true);
|
|
// Calculate size
|
|
var size = value.position;
|
|
// Add the deprecated 02 type 4 bytes of size to total
|
|
if (value.sub_type === binary_1.Binary.SUBTYPE_BYTE_ARRAY)
|
|
size = size + 4;
|
|
// Write the size of the string to buffer
|
|
buffer[index++] = size & 0xff;
|
|
buffer[index++] = (size >> 8) & 0xff;
|
|
buffer[index++] = (size >> 16) & 0xff;
|
|
buffer[index++] = (size >> 24) & 0xff;
|
|
// Write the subtype to the buffer
|
|
buffer[index++] = value.sub_type;
|
|
// If we have binary type 2 the 4 first bytes are the size
|
|
if (value.sub_type === binary_1.Binary.SUBTYPE_BYTE_ARRAY) {
|
|
size = size - 4;
|
|
buffer[index++] = size & 0xff;
|
|
buffer[index++] = (size >> 8) & 0xff;
|
|
buffer[index++] = (size >> 16) & 0xff;
|
|
buffer[index++] = (size >> 24) & 0xff;
|
|
}
|
|
// Write the data to the object
|
|
buffer.set(data, index);
|
|
// Adjust the index
|
|
index = index + value.position;
|
|
return index;
|
|
}
|
|
function serializeSymbol(buffer, key, value, index, isArray) {
|
|
// Write the type
|
|
buffer[index++] = constants.BSON_DATA_SYMBOL;
|
|
// Number of written bytes
|
|
var numberOfWrittenBytes = !isArray
|
|
? buffer.write(key, index, undefined, 'utf8')
|
|
: buffer.write(key, index, undefined, 'ascii');
|
|
// Encode the name
|
|
index = index + numberOfWrittenBytes;
|
|
buffer[index++] = 0;
|
|
// Write the string
|
|
var size = buffer.write(value.value, index + 4, undefined, 'utf8') + 1;
|
|
// Write the size of the string to buffer
|
|
buffer[index] = size & 0xff;
|
|
buffer[index + 1] = (size >> 8) & 0xff;
|
|
buffer[index + 2] = (size >> 16) & 0xff;
|
|
buffer[index + 3] = (size >> 24) & 0xff;
|
|
// Update index
|
|
index = index + 4 + size - 1;
|
|
// Write zero
|
|
buffer[index++] = 0x00;
|
|
return index;
|
|
}
|
|
function serializeDBRef(buffer, key, value, index, depth, serializeFunctions, isArray) {
|
|
// Write the type
|
|
buffer[index++] = constants.BSON_DATA_OBJECT;
|
|
// Number of written bytes
|
|
var numberOfWrittenBytes = !isArray
|
|
? buffer.write(key, index, undefined, 'utf8')
|
|
: buffer.write(key, index, undefined, 'ascii');
|
|
// Encode the name
|
|
index = index + numberOfWrittenBytes;
|
|
buffer[index++] = 0;
|
|
var startIndex = index;
|
|
var output = {
|
|
$ref: value.collection || value.namespace,
|
|
$id: value.oid
|
|
};
|
|
if (value.db != null) {
|
|
output.$db = value.db;
|
|
}
|
|
output = Object.assign(output, value.fields);
|
|
var endIndex = serializeInto(buffer, output, false, index, depth + 1, serializeFunctions);
|
|
// Calculate object size
|
|
var size = endIndex - startIndex;
|
|
// Write the size
|
|
buffer[startIndex++] = size & 0xff;
|
|
buffer[startIndex++] = (size >> 8) & 0xff;
|
|
buffer[startIndex++] = (size >> 16) & 0xff;
|
|
buffer[startIndex++] = (size >> 24) & 0xff;
|
|
// Set index
|
|
return endIndex;
|
|
}
|
|
function serializeInto(buffer, object, checkKeys, startingIndex, depth, serializeFunctions, ignoreUndefined, path) {
|
|
if (checkKeys === void 0) { checkKeys = false; }
|
|
if (startingIndex === void 0) { startingIndex = 0; }
|
|
if (depth === void 0) { depth = 0; }
|
|
if (serializeFunctions === void 0) { serializeFunctions = false; }
|
|
if (ignoreUndefined === void 0) { ignoreUndefined = true; }
|
|
if (path === void 0) { path = []; }
|
|
startingIndex = startingIndex || 0;
|
|
path = path || [];
|
|
// Push the object to the path
|
|
path.push(object);
|
|
// Start place to serialize into
|
|
var index = startingIndex + 4;
|
|
// Special case isArray
|
|
if (Array.isArray(object)) {
|
|
// Get object keys
|
|
for (var i = 0; i < object.length; i++) {
|
|
var key = "".concat(i);
|
|
var value = object[i];
|
|
// Is there an override value
|
|
if (typeof (value === null || value === void 0 ? void 0 : value.toBSON) === 'function') {
|
|
value = value.toBSON();
|
|
}
|
|
if (typeof value === 'string') {
|
|
index = serializeString(buffer, key, value, index, true);
|
|
}
|
|
else if (typeof value === 'number') {
|
|
index = serializeNumber(buffer, key, value, index, true);
|
|
}
|
|
else if (typeof value === 'bigint') {
|
|
throw new error_1.BSONTypeError('Unsupported type BigInt, please use Decimal128');
|
|
}
|
|
else if (typeof value === 'boolean') {
|
|
index = serializeBoolean(buffer, key, value, index, true);
|
|
}
|
|
else if (value instanceof Date || (0, utils_1.isDate)(value)) {
|
|
index = serializeDate(buffer, key, value, index, true);
|
|
}
|
|
else if (value === undefined) {
|
|
index = serializeNull(buffer, key, value, index, true);
|
|
}
|
|
else if (value === null) {
|
|
index = serializeNull(buffer, key, value, index, true);
|
|
}
|
|
else if (value['_bsontype'] === 'ObjectId' || value['_bsontype'] === 'ObjectID') {
|
|
index = serializeObjectId(buffer, key, value, index, true);
|
|
}
|
|
else if ((0, utils_1.isUint8Array)(value)) {
|
|
index = serializeBuffer(buffer, key, value, index, true);
|
|
}
|
|
else if (value instanceof RegExp || (0, utils_1.isRegExp)(value)) {
|
|
index = serializeRegExp(buffer, key, value, index, true);
|
|
}
|
|
else if (typeof value === 'object' && value['_bsontype'] == null) {
|
|
index = serializeObject(buffer, key, value, index, checkKeys, depth, serializeFunctions, ignoreUndefined, true, path);
|
|
}
|
|
else if (typeof value === 'object' &&
|
|
(0, extended_json_1.isBSONType)(value) &&
|
|
value._bsontype === 'Decimal128') {
|
|
index = serializeDecimal128(buffer, key, value, index, true);
|
|
}
|
|
else if (value['_bsontype'] === 'Long' || value['_bsontype'] === 'Timestamp') {
|
|
index = serializeLong(buffer, key, value, index, true);
|
|
}
|
|
else if (value['_bsontype'] === 'Double') {
|
|
index = serializeDouble(buffer, key, value, index, true);
|
|
}
|
|
else if (typeof value === 'function' && serializeFunctions) {
|
|
index = serializeFunction(buffer, key, value, index, checkKeys, depth, true);
|
|
}
|
|
else if (value['_bsontype'] === 'Code') {
|
|
index = serializeCode(buffer, key, value, index, checkKeys, depth, serializeFunctions, ignoreUndefined, true);
|
|
}
|
|
else if (value['_bsontype'] === 'Binary') {
|
|
index = serializeBinary(buffer, key, value, index, true);
|
|
}
|
|
else if (value['_bsontype'] === 'Symbol') {
|
|
index = serializeSymbol(buffer, key, value, index, true);
|
|
}
|
|
else if (value['_bsontype'] === 'DBRef') {
|
|
index = serializeDBRef(buffer, key, value, index, depth, serializeFunctions, true);
|
|
}
|
|
else if (value['_bsontype'] === 'BSONRegExp') {
|
|
index = serializeBSONRegExp(buffer, key, value, index, true);
|
|
}
|
|
else if (value['_bsontype'] === 'Int32') {
|
|
index = serializeInt32(buffer, key, value, index, true);
|
|
}
|
|
else if (value['_bsontype'] === 'MinKey' || value['_bsontype'] === 'MaxKey') {
|
|
index = serializeMinMax(buffer, key, value, index, true);
|
|
}
|
|
else if (typeof value['_bsontype'] !== 'undefined') {
|
|
throw new error_1.BSONTypeError("Unrecognized or invalid _bsontype: ".concat(String(value['_bsontype'])));
|
|
}
|
|
}
|
|
}
|
|
else if (object instanceof map_1.Map || (0, utils_1.isMap)(object)) {
|
|
var iterator = object.entries();
|
|
var done = false;
|
|
while (!done) {
|
|
// Unpack the next entry
|
|
var entry = iterator.next();
|
|
done = !!entry.done;
|
|
// Are we done, then skip and terminate
|
|
if (done)
|
|
continue;
|
|
// Get the entry values
|
|
var key = entry.value[0];
|
|
var value = entry.value[1];
|
|
// Check the type of the value
|
|
var type = typeof value;
|
|
// Check the key and throw error if it's illegal
|
|
if (typeof key === 'string' && !ignoreKeys.has(key)) {
|
|
if (key.match(regexp) != null) {
|
|
// The BSON spec doesn't allow keys with null bytes because keys are
|
|
// null-terminated.
|
|
throw Error('key ' + key + ' must not contain null bytes');
|
|
}
|
|
if (checkKeys) {
|
|
if ('$' === key[0]) {
|
|
throw Error('key ' + key + " must not start with '$'");
|
|
}
|
|
else if (~key.indexOf('.')) {
|
|
throw Error('key ' + key + " must not contain '.'");
|
|
}
|
|
}
|
|
}
|
|
if (type === 'string') {
|
|
index = serializeString(buffer, key, value, index);
|
|
}
|
|
else if (type === 'number') {
|
|
index = serializeNumber(buffer, key, value, index);
|
|
}
|
|
else if (type === 'bigint' || (0, utils_1.isBigInt64Array)(value) || (0, utils_1.isBigUInt64Array)(value)) {
|
|
throw new error_1.BSONTypeError('Unsupported type BigInt, please use Decimal128');
|
|
}
|
|
else if (type === 'boolean') {
|
|
index = serializeBoolean(buffer, key, value, index);
|
|
}
|
|
else if (value instanceof Date || (0, utils_1.isDate)(value)) {
|
|
index = serializeDate(buffer, key, value, index);
|
|
}
|
|
else if (value === null || (value === undefined && ignoreUndefined === false)) {
|
|
index = serializeNull(buffer, key, value, index);
|
|
}
|
|
else if (value['_bsontype'] === 'ObjectId' || value['_bsontype'] === 'ObjectID') {
|
|
index = serializeObjectId(buffer, key, value, index);
|
|
}
|
|
else if ((0, utils_1.isUint8Array)(value)) {
|
|
index = serializeBuffer(buffer, key, value, index);
|
|
}
|
|
else if (value instanceof RegExp || (0, utils_1.isRegExp)(value)) {
|
|
index = serializeRegExp(buffer, key, value, index);
|
|
}
|
|
else if (type === 'object' && value['_bsontype'] == null) {
|
|
index = serializeObject(buffer, key, value, index, checkKeys, depth, serializeFunctions, ignoreUndefined, false, path);
|
|
}
|
|
else if (type === 'object' && value['_bsontype'] === 'Decimal128') {
|
|
index = serializeDecimal128(buffer, key, value, index);
|
|
}
|
|
else if (value['_bsontype'] === 'Long' || value['_bsontype'] === 'Timestamp') {
|
|
index = serializeLong(buffer, key, value, index);
|
|
}
|
|
else if (value['_bsontype'] === 'Double') {
|
|
index = serializeDouble(buffer, key, value, index);
|
|
}
|
|
else if (value['_bsontype'] === 'Code') {
|
|
index = serializeCode(buffer, key, value, index, checkKeys, depth, serializeFunctions, ignoreUndefined);
|
|
}
|
|
else if (typeof value === 'function' && serializeFunctions) {
|
|
index = serializeFunction(buffer, key, value, index, checkKeys, depth, serializeFunctions);
|
|
}
|
|
else if (value['_bsontype'] === 'Binary') {
|
|
index = serializeBinary(buffer, key, value, index);
|
|
}
|
|
else if (value['_bsontype'] === 'Symbol') {
|
|
index = serializeSymbol(buffer, key, value, index);
|
|
}
|
|
else if (value['_bsontype'] === 'DBRef') {
|
|
index = serializeDBRef(buffer, key, value, index, depth, serializeFunctions);
|
|
}
|
|
else if (value['_bsontype'] === 'BSONRegExp') {
|
|
index = serializeBSONRegExp(buffer, key, value, index);
|
|
}
|
|
else if (value['_bsontype'] === 'Int32') {
|
|
index = serializeInt32(buffer, key, value, index);
|
|
}
|
|
else if (value['_bsontype'] === 'MinKey' || value['_bsontype'] === 'MaxKey') {
|
|
index = serializeMinMax(buffer, key, value, index);
|
|
}
|
|
else if (typeof value['_bsontype'] !== 'undefined') {
|
|
throw new error_1.BSONTypeError("Unrecognized or invalid _bsontype: ".concat(String(value['_bsontype'])));
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
if (typeof (object === null || object === void 0 ? void 0 : object.toBSON) === 'function') {
|
|
// Provided a custom serialization method
|
|
object = object.toBSON();
|
|
if (object != null && typeof object !== 'object') {
|
|
throw new error_1.BSONTypeError('toBSON function did not return an object');
|
|
}
|
|
}
|
|
// Iterate over all the keys
|
|
for (var key in object) {
|
|
var value = object[key];
|
|
// Is there an override value
|
|
if (typeof (value === null || value === void 0 ? void 0 : value.toBSON) === 'function') {
|
|
value = value.toBSON();
|
|
}
|
|
// Check the type of the value
|
|
var type = typeof value;
|
|
// Check the key and throw error if it's illegal
|
|
if (typeof key === 'string' && !ignoreKeys.has(key)) {
|
|
if (key.match(regexp) != null) {
|
|
// The BSON spec doesn't allow keys with null bytes because keys are
|
|
// null-terminated.
|
|
throw Error('key ' + key + ' must not contain null bytes');
|
|
}
|
|
if (checkKeys) {
|
|
if ('$' === key[0]) {
|
|
throw Error('key ' + key + " must not start with '$'");
|
|
}
|
|
else if (~key.indexOf('.')) {
|
|
throw Error('key ' + key + " must not contain '.'");
|
|
}
|
|
}
|
|
}
|
|
if (type === 'string') {
|
|
index = serializeString(buffer, key, value, index);
|
|
}
|
|
else if (type === 'number') {
|
|
index = serializeNumber(buffer, key, value, index);
|
|
}
|
|
else if (type === 'bigint') {
|
|
throw new error_1.BSONTypeError('Unsupported type BigInt, please use Decimal128');
|
|
}
|
|
else if (type === 'boolean') {
|
|
index = serializeBoolean(buffer, key, value, index);
|
|
}
|
|
else if (value instanceof Date || (0, utils_1.isDate)(value)) {
|
|
index = serializeDate(buffer, key, value, index);
|
|
}
|
|
else if (value === undefined) {
|
|
if (ignoreUndefined === false)
|
|
index = serializeNull(buffer, key, value, index);
|
|
}
|
|
else if (value === null) {
|
|
index = serializeNull(buffer, key, value, index);
|
|
}
|
|
else if (value['_bsontype'] === 'ObjectId' || value['_bsontype'] === 'ObjectID') {
|
|
index = serializeObjectId(buffer, key, value, index);
|
|
}
|
|
else if ((0, utils_1.isUint8Array)(value)) {
|
|
index = serializeBuffer(buffer, key, value, index);
|
|
}
|
|
else if (value instanceof RegExp || (0, utils_1.isRegExp)(value)) {
|
|
index = serializeRegExp(buffer, key, value, index);
|
|
}
|
|
else if (type === 'object' && value['_bsontype'] == null) {
|
|
index = serializeObject(buffer, key, value, index, checkKeys, depth, serializeFunctions, ignoreUndefined, false, path);
|
|
}
|
|
else if (type === 'object' && value['_bsontype'] === 'Decimal128') {
|
|
index = serializeDecimal128(buffer, key, value, index);
|
|
}
|
|
else if (value['_bsontype'] === 'Long' || value['_bsontype'] === 'Timestamp') {
|
|
index = serializeLong(buffer, key, value, index);
|
|
}
|
|
else if (value['_bsontype'] === 'Double') {
|
|
index = serializeDouble(buffer, key, value, index);
|
|
}
|
|
else if (value['_bsontype'] === 'Code') {
|
|
index = serializeCode(buffer, key, value, index, checkKeys, depth, serializeFunctions, ignoreUndefined);
|
|
}
|
|
else if (typeof value === 'function' && serializeFunctions) {
|
|
index = serializeFunction(buffer, key, value, index, checkKeys, depth, serializeFunctions);
|
|
}
|
|
else if (value['_bsontype'] === 'Binary') {
|
|
index = serializeBinary(buffer, key, value, index);
|
|
}
|
|
else if (value['_bsontype'] === 'Symbol') {
|
|
index = serializeSymbol(buffer, key, value, index);
|
|
}
|
|
else if (value['_bsontype'] === 'DBRef') {
|
|
index = serializeDBRef(buffer, key, value, index, depth, serializeFunctions);
|
|
}
|
|
else if (value['_bsontype'] === 'BSONRegExp') {
|
|
index = serializeBSONRegExp(buffer, key, value, index);
|
|
}
|
|
else if (value['_bsontype'] === 'Int32') {
|
|
index = serializeInt32(buffer, key, value, index);
|
|
}
|
|
else if (value['_bsontype'] === 'MinKey' || value['_bsontype'] === 'MaxKey') {
|
|
index = serializeMinMax(buffer, key, value, index);
|
|
}
|
|
else if (typeof value['_bsontype'] !== 'undefined') {
|
|
throw new error_1.BSONTypeError("Unrecognized or invalid _bsontype: ".concat(String(value['_bsontype'])));
|
|
}
|
|
}
|
|
}
|
|
// Remove the path
|
|
path.pop();
|
|
// Final padding byte for object
|
|
buffer[index++] = 0x00;
|
|
// Final size
|
|
var size = index - startingIndex;
|
|
// Write the size of the object
|
|
buffer[startingIndex++] = size & 0xff;
|
|
buffer[startingIndex++] = (size >> 8) & 0xff;
|
|
buffer[startingIndex++] = (size >> 16) & 0xff;
|
|
buffer[startingIndex++] = (size >> 24) & 0xff;
|
|
return index;
|
|
}
|
|
exports.serializeInto = serializeInto;
|
|
//# sourceMappingURL=serializer.js.map
|